An excerpt of the holdings for the Vatican Film Library. For a list of microfilms by topics see General Topical Research Bibliography.
A volvelle, a device with a moveable disc rotating with a fixed matrix, the pointing moveable index of which could be set at the sign and degree of the zodiac for a particular day in order to predict the best time to provide medical treatment.
British Library MS Egerton 2572, f. 51
Includes material on both the Roman and Spanish Inquisition.